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Moondrop LAN In-Ear Monitor — Entry-Level HiFi With a Beryllium-Plated Diaphragm

The Moondrop LAN is a wired in-ear monitor engineered for listeners who want neutral, reference-style tuning without flagship prices. Built around a 10mm dual-cavity dynamic driver with a beryllium-plated dome composite diaphragm, it succeeds the well-regarded SSR in the brand's traditional IEM lineup. A stainless steel MIM shell and a 0.78mm 2-pin detachable cable give the IEM a premium feel and long-term upgradability.

What Sets the LAN Apart

Two construction choices stand out at this price tier. The shell uses MIM (Metal Injection Molding) powder metallurgy — a high-temperature sintering process that produces a solid stainless steel housing, a technique Moondrop says was first used on a universal-fit IEM with this model. Inside, a patented anti-blocking acoustic filter sits in the nozzle, paired with an N52 internal magnetic circuit and a 0.03mm ultra-thin CCAW voice coil to keep the beryllium-plated diaphragm controlled.

Technical Specifications

Specs are tuned for everyday source compatibility. A 32Ω impedance and 120 dB/Vrms sensitivity mean the IEM reaches comfortable volume from phones, laptops, and portable DACs without a dedicated amplifier. The 15Hz–37kHz frequency response extends well beyond the audible band, while THD stays at or below 0.5% at 1kHz/94dB, keeping distortion inaudible at normal listening levels.

• Driver: 10mm dual-cavity dynamic driver with beryllium-plated dome composite diaphragm
• Frequency Response: 15Hz–37kHz (effective 20Hz–20kHz per IEC60318-4, 3dB)
• Impedance: 32Ω ±15% (@1kHz)
• Sensitivity: 120 dB/Vrms (@1kHz)
• Cable: Detachable 0.78mm 2-pin, 1.2 m, terminating in 3.5mm single-ended plug

Who Should Choose the LAN

The Moondrop LAN is the right choice for budget-conscious audiophiles, students, and casual listeners who want a neutral, non-fatiguing sound signature for long listening sessions. Reviewers describe its tuning as polite in the upper mid-range and treble, with bass that extends into the subbass without overwhelming vocals — a profile that suits acoustic music, vocal-focused tracks, jazz, classical, and well-mixed pop. The small metal shell fits securely behind the tragus and stays comfortable for extended wear, while the detachable cable means a single broken cable doesn't end the IEM's life.

Moondrop's HiFi Engineering Heritage

Moondrop is a Chinese HiFi brand designing and developing earphones since 2015, with its own manufacturing facility and acoustic R&D laboratories. This model integrates the brand's accumulated dynamic-driver tuning experience into an entry-level package, bringing techniques like MIM stainless steel shells and beryllium-plated diaphragms — usually reserved for more expensive models — into a budget-tier IEM.